the.com/de forest
the man who put sound in movies and then argued about it in court forever.
means lee de forest invented the audion vacuum tube, a key component that made radio broadcasting and sound film possible.
from named for lee de forest, an american inventor who patented the audion in 1906, a three-element vacuum tube that could amplify weak electrical signals, laying groundwork for radio, television, and talking pictures.
nickname earnedcalled father of radio by admirers, grandfather of television by others
legal lifeinvolved in over thirty patent lawsuits during his career
phonofilm systemhis sound-on-film process debuted in 1923, predating major studios
financial ruindied with little money despite hundreds of patents